CN112919366A - Lifting machine - Google Patents
Lifting machine Download PDFInfo
- Publication number
- CN112919366A CN112919366A CN202110123556.XA CN202110123556A CN112919366A CN 112919366 A CN112919366 A CN 112919366A CN 202110123556 A CN202110123556 A CN 202110123556A CN 112919366 A CN112919366 A CN 112919366A
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- China
- Prior art keywords
- support column
- assembly
- elevator
- top plate
- supporting
- Prior art date
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/12—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by mechanical jacks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/065—Scissor linkages, i.e. X-configuration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- Engineering & Computer Science (AREA)
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- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Warehouses Or Storage Devices (AREA)
Abstract
The application discloses a lifter, which comprises a top plate, a top plate lifting system, a base plate supporting device, a power assembly and a control unit, wherein the top plate is positioned above the base plate and is a carrying platform for people or goods; the base plate main body is in a plate shape, and the spatial position of the base plate main body is positioned between the top plate and the base plate supporting device, so that the base plate main body plays a role in supporting and positioning other parts of the lifter on the base plate; the substrate supporting device is in direct contact with the ground and is used for supporting and positioning the substrate and providing a placing space for the top plate lifting system; the top plate lifting system comprises support columns, a support column splicing assembly, a support column unit accommodating bin, a support column lifting assembly and a top plate balancing assembly; controlling the lifting of the lifter by splicing or removing the supporting column units; the top plate balancing component comprises a winch and a winch rope and plays a role in maintaining the top plate to be horizontal.
Description
Technical Field
The invention relates to the technical field of engineering machinery, in particular to a lifter.
Background
The elevator is a device for lifting people or goods in a vertical direction, is an integral body formed by a platform, a control assembly, a motor, a cable and other auxiliary devices, and is widely used in high-altitude operation.
The conventional elevators are generally classified into two main types, one is an elevator having a structure similar to that of a vertical elevator and located above a carrying platform, and the other is an elevator including a top plate and a base plate with a lifting device provided therebetween.
The carrying platform of the first type of elevator is generally close to the ground, so that goods or people can conveniently go up and down, but the structure of the first type of elevator determines that the limit height of the first type of elevator which can generally go up and down is limited by the height of the elevator, so that the overall height of the first type of elevator is generally higher and the difficulty of arrangement and transition is generally higher in order to meet the transportation requirement.
The lifting limit of the second type of lift depends on the lifting device, and the lifting device of the second type of lift with the high lifting limit is higher in general (analogy to aerial work platforms), so that the height of the top plate of the second type of lift from the ground is still higher when the top plate is lowered to the limit, which is not beneficial to loading and unloading the platform by goods and people.
Disclosure of Invention
The embodiment of the application provides a lift, solved among the prior art lift and guaranteed self whole height lower prerequisite under, lift cargo platform is higher apart from ground, is unfavorable for the technical problem of cargo platform about people and/or goods, has realized that the cargo platform of lift is nearer apart from ground and the lift when not going up and down its holistic height is lower (same with cargo platform's height), the upper and lower technological effect of the goods of being convenient for and/or people.
The embodiment of the application provides a lifter, which comprises a top plate, a top plate lifting system, a base plate supporting device, a power assembly and a control unit, wherein the top plate is positioned above the base plate and is a carrying platform for people or goods;
the base plate main body is in a plate shape, and the spatial position of the base plate main body is positioned between the top plate and the base plate supporting device, so that the base plate main body plays a role in supporting and positioning other parts of the lifter on the base plate;
the substrate supporting device is in direct contact with the ground and is used for supporting and positioning the substrate and providing a placing space for the top plate lifting system;
the top plate lifting system comprises support columns, a support column splicing assembly, a support column unit accommodating bin, a support column lifting assembly and a top plate balancing assembly;
the supporting column is formed by splicing a plurality of supporting column units, the supporting column is positioned between the top plate and the base plate, the length direction of the supporting column is vertical to the base plate, and one end of the supporting column, which is far away from the base plate, is in ball joint with the top plate;
the support column splicing assembly is used for splicing a plurality of support column units into one support column;
the supporting column unit placing bin is positioned at the bottom of the base plate and used for storing the supporting column unit;
the supporting column lifting assembly plays a role in driving the supporting column to slide along the length direction of the supporting column;
the top plate balancing component comprises a winch and a winch rope and plays a role in maintaining the top plate to be horizontal;
the hoisting device is characterized in that the number of the hoists is 3 or more, the hoists are uniformly distributed on the upper surface of the base plate, the number of the hoisting ropes is the same as that of the hoists, one end of each hoisting rope is wound and positioned on the corresponding hoist, the other end of each hoisting rope is fixed on the top plate, and the hoists are controlled by the control unit to be wound and unwound.
The support column unit further comprises a column head lug, a column head groove and a rack;
the main body of the support column unit is cylindrical;
the column head convex block is arranged at one end of the support column unit, the column head groove is arranged at the other end of the support column unit, and the column head convex block and the column head groove can be matched with each other to combine the two support column units into a whole;
the rack is arranged on the side wall of the support column unit, the length direction of the rack is the same as that of the support column unit, and the rack is used for being matched with the support column lifting assembly to lift the support column.
The support column splicing component further comprises an assembling push rod and a disassembling push rod;
the assembling push rod and the disassembling push rod are telescopic rods;
the assembling push rod is positioned in the support column unit arranging bin and is used for pushing the support column unit out of the support column unit arranging bin;
the axial direction of the disassembly push rod is the same as that of the assembly push rod, and the disassembly push rod is positioned at the bottom of the base plate and used for disassembling the support column unit at the bottommost end of the support column from the support column and pushing the support column unit to the support column arranging bin.
The supporting column unit placing bin comprises a placing bin main body and a material distributing and blocking mechanism;
the mounting bin main body is disc-shaped and can be fixedly connected to the bottom of the substrate in a rotating way;
the material distributing and blocking mechanism is used for separating the supporting column units and further facilitating the assembly and disassembly of the supporting column units, and the material distributing and blocking mechanism is a partition plate uniformly distributed on the arrangement bin main body.
Preferably, the support column unit installation bin further comprises an installation bin inlet;
the placing bin inlet can be used for the support column unit to pass through, and an operator of the elevator can improve the limit lifting height of the elevator in a mode of supplementing the support column unit into the support column unit placing bin.
The support column lifting assembly preferably comprises a guide frame body and a driving gear;
the main body of the guide frame body is in a hollow column shape and is fixed on the substrate, the support column penetrates through the guide frame body, and the guide frame body is used for guiding the movement of the support column;
the driving gear is positioned on the guide frame body, is matched with the rack and is used for driving the support column to move, and the driving gear can rotate under the driving of the power assembly.
Preferably, the support column lifting assembly further comprises a driven gear and a damper;
the rotatable fixed connection of driven gear be in the direction framework on, driven gear with rack toothing, the last damping that is provided with of driven gear, the damping plays the effect of providing the resistance for driven gear's rotation, in case drive gear is invalid, driven gear and damping to the decline of support column play the cushioning effect.
Preferably, the support post further comprises a pin hole;
the top plate lifting system also comprises a supporting column locking assembly;
the pin holes are arranged on the side wall of the support column unit, the number of the pin holes is one or more, and the pin holes are used for being matched with the support column locking assembly to position the support column unit;
the support column locking assembly comprises a positioning pin, a pressure spring and a pin pulling assembly;
the positioning pin is positioned on the guide frame body in a sliding mode, and the sliding direction of the positioning pin is the same as the depth direction of the pin hole and matched with the pin hole;
the pressure spring is arranged between the positioning pin and the guide frame body;
the pin pulling assembly has the function of overcoming the elasticity of the pressure spring to drag the positioning pin along the direction far away from the supporting column;
under normal conditions, the pin pulling assembly does not operate, the positioning pin is tightly attached to the supporting column under the action of the elastic force of the pressure spring, the positioning pin can be embedded into the pin hole along with the movement of the supporting column, at the moment, the pin pulling assembly operates to pull the positioning pin out of the pin hole, and after the positioning pin is lower than or higher than the pin hole, the pin pulling assembly stops operating.
The preferred construction of the deadbolt assembly is a combination of a motor, a cord reel and a cord.
Preferably, the stud bump is integrally T-shaped.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
the lifting device between the top plate and the base plate is provided with a lifter of a support column formed by splicing a plurality of support column units, and the lifting of the lifter is controlled by splicing or removing the support column units; the technical problems that in the prior art, the elevator carrying platform is higher from the ground and is not beneficial to loading and unloading of people and/or goods on the premise that the overall height of the elevator is lower in the prior art are effectively solved, and therefore the technical effects that the carrying platform of the elevator is closer to the ground, the overall height of the elevator is lower (the same as the height of the carrying platform) when the elevator does not lift, and the goods and/or people can go up and down conveniently are achieved.
Drawings
Fig. 1 is a schematic structural diagram of an elevator according to the present invention, which is used for showing the structure of each part of the elevator and the position relationship among the parts;
FIG. 2 is a schematic view of the present invention in a non-operational state of the roof lifting system;
FIG. 3 is a schematic view of the position of the center of gravity adjustment device of the lift of the present invention;
FIG. 4 is a schematic structural view of the base plate of the elevator of the present invention in an expanded state;
FIG. 5 is a schematic structural view of an elevator support pedestal according to the present invention;
FIG. 6 is a schematic view of the structure of the elevator travel wheel assembly of the present invention;
FIG. 7 is a schematic view of the positional relationship between the components of the secondary lifting device of the elevator of the present invention;
FIG. 8 is a schematic structural view of a splicing assembly of elevator support columns of the present invention;
FIG. 9 is a schematic view of a supporting column receiving chamber of the elevator of the present invention;
FIG. 10 is a top view of an elevator support post installation bin of the present invention;
FIG. 11 is a schematic diagram of a lift support post lift assembly according to the present invention;
fig. 12 is a first mechanical diagram of a support column unit of the elevator of the present invention;
FIG. 13 is a second mechanical schematic diagram of a support post unit of the elevator of the present invention;
in the figure:
a top plate 100, a support column 110,
A substrate 200, a substrate expanding assembly 210,
A scissor lifting mechanism 300, a slideway 310, a rod body 320, a rod body hinging component 330, a rod body telescopic mechanism 340, a shaft 350,
A support base 400, a base body 410, a hinge assembly 420,
A travel wheel assembly 500, a travel wheel driving device 510, a swing component 520, a rotating component 530,
Gravity center adapting device 600, inclination angle detection component 610, liquid bin 620, distribution pump 630, infusion pipeline 640,
The lifting device comprises a top plate lifting system 700, a supporting column 710, a supporting column unit 711, a column head lug 712, a column head groove 713, a pin hole 714, a rack 715, a supporting column splicing assembly 720, a splicing push rod 721, a disassembling push rod 722, a supporting column unit placing bin 730, a placing bin main body 731, a material separating and stopping mechanism 732, a placing bin inlet 733, a supporting column lifting assembly 740, a guide frame 741, a driving gear 742, a driven gear 743, a damping 744, a supporting column locking assembly 750, a positioning pin 751, a pressure spring 752, a pin pulling assembly 753, a top plate balance assembly 760, a winch 761, a winch rope 762, a winch rope,
Detailed Description
In order to facilitate an understanding of the present invention, the present application will now be described more fully with reference to the accompanying drawings; the preferred embodiments of the present invention are illustrated in the accompanying drawings, but the invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete.
It is noted that the terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention; as used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Fig. 1 is a schematic structural diagram of an elevator according to the present invention; the lifting device (top plate lifting system 700) between the top plate 100 and the base plate 200 is a lifter of a supporting column 710 formed by splicing a plurality of supporting column units 711, and the lifting of the lifter is controlled by splicing or removing the supporting column units 711; the technical effects that the carrying platform of the elevator is close to the ground, the overall height of the elevator is low (the height of the carrying platform is the same as that of the carrying platform) when the elevator is not lifted, and cargos and/or people can conveniently go up and down are achieved.
Example one
As shown in fig. 1, the elevator of the present application includes a top plate 100, a base plate 200, a base plate supporting device, a power assembly, and a control unit.
As shown in fig. 1 and 2, the top plate 100 is positioned above the base plate 200, and is in direct contact with a person or goods, and is a carrying platform for the person or goods; the main body of the top plate 100 has a plate shape.
The base plate 200 is a plate-shaped body, and is positioned between the top plate 100 and the base plate supporting device in a space position to support and position other components of the elevator on the base plate 200.
The substrate supporting device is in direct contact with the ground and is used for supporting and positioning the substrate and providing a placing space for the top plate lifting system;
preferably, the substrate supporting device has a columnar structure and is composed of three or more columns.
Preferably, the substrate supporting device is a frame structure, and a lifter advancing system is arranged at the bottom of the substrate supporting device.
The power assembly is used for providing power for the operation of the whole elevator, the control unit is used for controlling the operation of each part of the whole elevator, and the power assembly and the control unit are both in the prior art and are not described in detail herein.
As shown in fig. 1, the ceiling lift system 700 includes support columns 710, support column splicing assemblies 720, support column unit storage bins 730, support column lift assemblies 740, and ceiling balancing assemblies 760.
The supporting column 710 is formed by splicing a plurality of supporting column units 711, the supporting column 710 is positioned between the top plate 100 and the base plate 200, the length direction of the supporting column 710 is perpendicular to the base plate 200, and one end of the supporting column 710, which is far away from the base plate 200, is in ball joint with the top plate 100.
Further, the support post unit 711 includes a post protrusion 712, a post groove 713, and a rack 715; the main body of the support column unit 711 is cylindrical, as shown in fig. 12 and 13, the stud protrusion 712 is disposed at one end of the support column unit 711, the stud groove 713 is disposed at the other end of the support column unit 711, and the stud protrusion 712 and the stud groove 713 can be matched with each other to combine the two support column units 711 into a whole; the rack 715 is disposed on a side wall of the support column unit 711, a length direction of the rack 715 is the same as a length direction of the support column unit 711, and the rack 715 is used for being matched with the support column lifting assembly 740 to lift the support column 710.
Preferably, the stud bump 712 is shaped like a "T" as a whole.
The supporting column splicing assembly 720 is used for splicing a plurality of supporting column units 711 into one supporting column 710; as shown in fig. 8, 9 or 10, the support column splicing assembly 720 includes a splicing push rod 721 and a disassembling push rod 722; the assembling push rod 721 and the disassembling push rod 722 are telescopic rods; the assembling push rod 721 is positioned inside the supporting column unit installing bin 730, and is used for pushing the supporting column unit 711 out of the supporting column unit installing bin 730; the axial direction of the detaching push rod 722 is the same as that of the assembling push rod 721, and the detaching push rod 722 is positioned at the bottom of the substrate 200 and is used for detaching the support column unit 711 at the bottommost end of the support column 710 from the support column 710 and pushing the support column unit mounting bin 730.
The supporting post unit placing bin 730 is positioned at the bottom of the substrate 200 and used for storing the supporting post unit 711; as shown in fig. 9, the support column unit setting bin 730 comprises a setting bin main body 731 and a material dividing and blocking mechanism 732; the mounting bin body 731 is disc-shaped and can be rotatably and fixedly connected to the bottom of the substrate 200; the material distributing and blocking mechanism 732 is used for separating each supporting column unit 711 so as to facilitate the assembly and disassembly of the supporting column units 711, and the material distributing and blocking mechanism 732 can be a partition plate uniformly distributed on the installation bin main body 731.
Preferably, the support column unit placing bin 730 further comprises a placing bin inlet 733; the inlet 733 of the installation bin is used for the support column unit 711 to pass through, and an operator of the elevator can raise the limit lifting height of the elevator by supplementing the support column unit 711 to the interior of the support column unit installation bin 730.
The supporting column lifting assembly 740 is used for driving the supporting column 710 to slide along the length direction thereof; as shown in fig. 9 and 11, the support post elevating assembly 740 includes a guide frame 741 and a driving gear 742; the guide frame 741 has a hollow cylindrical main body and is fixed to the substrate 200, the support post 710 passes through the guide frame 741 (corresponding to the guide frame 741 being sleeved on the support post 710), and the guide frame 741 is used to guide the movement of the support post 710; the driving gear 742 is positioned on the guiding frame 741, and is engaged with the rack 715 for driving the supporting column 710 to move, and the driving gear 742 can rotate (forward or reverse) under the driving of the power assembly.
In order to avoid damage to the goods or people on the top plate 100 caused by the rapid downward sliding of the supporting column 710 due to the sudden failure of the driving gear 742 and its power assembly during the operation of the elevator; the supporting column lifting assembly 740 further comprises a driven gear 743 and a damper 744; the driven gear 743 is rotatably and fixedly connected to the guide frame 741, the driven gear 743 is meshed with the rack 715, a damping 744 is arranged on the driven gear 743, the damping 744 plays a role of providing resistance for rotation of the driven gear 743, and once the driving gear 742 fails, the driven gear 743 and the damping 744 play a role of buffering descending of the supporting column 710.
Preferably, the damper 744 is a unidirectional rotation damper.
In order to further improve the safety of the elevator, the supporting pillar 710 further includes pin holes 714, and the pin holes 714 are disposed on the side walls of the supporting pillar unit 711, and one or more in number, and are used for cooperating with the supporting pillar locking assembly 750 to position the supporting pillar unit 711;
the top plate lifting system 700 further comprises a support post locking assembly 750, as shown in fig. 11, the support post locking assembly 750 comprises a positioning pin 751, a compression spring 752 and a pulling pin assembly 753; the positioning pin 751 is slidably positioned on the guide frame 741 in the same direction as the depth direction of the pin hole 714 and is engaged with the pin hole 714; the compression spring 752 is arranged between the positioning pin 751 and the guide frame 741; the pin pulling assembly 753 plays a role of dragging the positioning pin 751 in a direction away from the supporting column 710 against the elastic force of the pressure spring 752, and the structure of the pin pulling assembly 753 can be a combination of a motor, a rope reel and a soft rope; under normal conditions, the pin pulling assembly 753 does not operate, and the positioning pin 751 is tightly attached to the supporting column 710 under the action of the elastic force of the compression spring 752; the positioning pin 751 is inserted into the pin hole 714 along with the movement of the supporting column 710, at the moment, the pin pulling assembly 753 operates to pull the positioning pin 751 out of the pin hole 714, and after the positioning pin 751 is lower or higher than the pin hole 714, the pin pulling assembly 753 stops operating.
As shown in fig. 1, the top plate counterbalance assembly 760 includes a hoist 761 and a hoist rope 762, which function to maintain the top plate 100 horizontal; the number of the winches 761 is 3 or more, the winches 761 are uniformly distributed on the upper surface of the base plate 200, the number of the winches 762 is the same as that of the winches 761, one end of each winch rope 762 is wound and positioned on the winches 761, the other end of each winch rope 762 is fixed on the top plate 100, and the winches 761 are wound and released under the control of the control unit (the inclination angle detection assembly 610 detects data and transmits the data to the control unit).
The technical scheme in the embodiment of the application at least has the following technical effects or advantages:
the technical problems that in the prior art, the elevator carrying platform is higher from the ground and is not beneficial to people and/or goods loading and unloading platforms on the premise of ensuring the lower overall height of the elevator per se are solved, the technical effects that the carrying platform of the elevator is closer to the ground and the overall height of the elevator is lower (the same as the height of the carrying platform) when the elevator does not lift, and the goods and/or people can conveniently go up and down are achieved.
Example two
In order to further improve the practicability of the elevator of the present application and improve the passing performance thereof, the embodiment optimizes the substrate supporting device on the basis of the above embodiments, specifically:
the substrate supporting apparatus includes a scissor lift mechanism 300, a support base 400, and a travel wheel assembly 500.
The scissor lift mechanism 300 is disposed under the substrate 200, and the main body of the scissor lift mechanism is a scissor structure for supporting the substrate 200 and lifting and lowering the substrate 200 according to actual requirements.
Further, as shown in fig. 1, the scissors lifting mechanism 300 includes a slide 310, a rod 320, and a rod hinge assembly 330.
The slide 310 is positioned on the lower surface of the base plate 200 and is used for positioning the rod body 320; the number of the rod bodies 320 is 4, the main body of the rod bodies is rod-shaped, and the rod bodies 320 are mutually hinged through the rod body hinge assembly 330 to form a scissor-fork type structure; the rod body hinge assembly 330 can be a pin; the rod 320 further comprises a rod body telescoping mechanism 340, and the rod body telescoping mechanism 340 can change the length of the rod body 320 under the control of the control unit; a rod positioning component is arranged at one end of the rod 320 close to the base plate 200 in a sliding manner, is a block and is hinged with the rod 320 and positioned on the slide way 310 in a sliding manner; a sliding driving component for driving the rod positioning component to slide is positioned on the sliding way 310; the sliding drive assembly can be a telescoping rod mechanism, a ball screw mechanism, a rack and pinion mechanism, or the like.
The supporting bases 400 are positioned at one ends of the rods 320 far away from the base plate 200, and the number of the supporting bases is the same as that of the rods 320; the support base 400 includes a base body 410 and a hinge assembly 420; as shown in fig. 5, the supporting base 400 functions to support the whole elevator, the base body 410 is a block, one end of the block, which is far away from the ground, is rotatably and fixedly connected to the rod body 320 through the hinge assembly 420, and the axial direction of the rotating shaft of the block is perpendicular to the length direction of the sliding rail 310.
The travel wheel assembly 500 is positioned on the support base 400 for driving the entire elevator to travel.
Further, as shown in fig. 5 and 6, the travel wheel assembly 500 includes a travel wheel, a travel wheel driving device 510, a swing assembly 520, and a rotation assembly 530; the traveling wheel driving device 510 is used for driving the traveling wheel to rotate, and can be a motor; the swing component 520 is a combination of a lever and a telescopic rod; the rotating assembly 530 is used for controlling the traveling direction of the traveling wheel; preferably, the rotating assembly 530 is fixedly connected to the supporting base 400 in a rotatable manner, the swinging assembly 520 is positioned inside the rotating assembly 530, the fulcrum of the lever is positioned on the rotating assembly 530, one end of the lever is hinged to the traveling wheel, the other end of the lever is hinged to a telescopic rod, the telescopic rod is positioned on the rotating assembly 530, and the lever is controlled by the control unit to extend and retract so as to drive the traveling wheel to contact with the ground (to support the whole equipment) or separate from the ground (to make the supporting base 400 contact with the ground); the rotating assembly 530 is a combination of a motor and a rotating disk.
The operator of the elevator controls the lifting of the whole equipment by controlling the scissor lifting mechanism 300, and controls the advancing and steering of the whole equipment by the advancing wheel assembly 500; the center of gravity of the equipment can be adjusted through the rod body telescopic mechanism 340, so that the passing performance and safety of the elevator on the ground with a large gradient are improved.
EXAMPLE III
In order to further improve the practicability of the elevator of the present application, and improve the passing performance and the safety during the traveling process, the embodiment optimizes the substrate supporting device based on the above embodiments, specifically:
as shown in fig. 3, the top plate 100 further includes a pillar 110, the pillar 110 has a cylindrical main body, the number of the pillar 110 is 3 or more, and one end of the pillar is fixedly connected to the top plate 100, so as to provide a space for the gravity center adjustment device 600.
The elevator further comprises a gravity center adapting device 600; as shown in fig. 3, the center of gravity adaptation device 600 is positioned at the bottom of the top plate 100, and serves to change the position of the center of gravity of the entire elevator by the flow of liquid on the device, thereby improving the passing performance and safety of the elevator during traveling.
Further, the gravity center adapting device 600 comprises a tilt angle detecting assembly 610, a liquid chamber 620, a distribution pump 630 and a liquid conveying pipeline 640; the tilt angle detecting assembly 610 is used for detecting the tilt angle of the top plate (indirectly determining the gravity center shift of the elevator) and transmitting the detected data to the control unit to enable the control unit to control the operation of the dispensing pump 630; the tilt angle detection module 610 is the prior art and is not described herein again; the liquid bins 620 are positioned at the bottom of the top plate 100 near the corners of the top plate 100, and the number of the liquid bins is multiple, so that the liquid bins can store liquid; the liquid conveying pipeline 640 communicates each liquid bin 620 with the distribution pump 630; the dispensing pump 630 is controlled by the control unit to deliver liquid to the liquid chamber 620 or withdraw liquid from the liquid chamber 620.
The support column 110 serves to prevent the top plate 100 and the person or cargo thereon from directly applying gravity to the gravity center adjustment device 600.
The operator of the elevator can adjust the gravity center of the equipment through the rod body telescopic mechanism 340 and the gravity center adapting device 600, so that the passing performance and the safety of the elevator on the ground with larger gradient are improved.
Example four
In order to further improve the passing ability of the elevator of the present application, as shown in fig. 1, the present embodiment adds an auxiliary leg assembly 800 to the above-described embodiment.
The scissors lifting mechanism 300 further comprises a shaft 350; the shaft 350 is cylindrical in shape, and has an axis collinear with the axis of the shaft hinge assembly 330, and the shaft 350 is positioned on the shaft 320.
The auxiliary leg assembly 800 is rotatably and fixedly connected to the shaft 350 for assisting the elevator to pass through a complex road surface such as a ditch or a ridge. The auxiliary leg assembly 800 includes a leg main body 810, a leg rotating component 820 and a wheel body assembly 830; the leg main body 810 is a telescopic rod, and is rotatably and fixedly connected to the shaft 350 through the leg rotating assembly 820, and the leg rotating assembly 820 plays a role in driving the leg main body 810 to rotate; the wheel body assembly 830 is positioned at an end of the leg body 810 remote from the axle 350.
Further, the wheel body assembly 830 includes a wheel floating assembly 831 and a wheel body 832; the main body of the wheel floating assembly 831 is triangular, one corner of the main body is hinged with the supporting leg main body 810, and the other two corners are both provided with wheel bodies 832 for adapting to different road surfaces.
During the practical operation of the embodiment of the application, the operator of the elevator can control the rotation and the stretching action of the auxiliary leg assembly 800, and the stretching of the rod body 320 and the change of the angle between the rod bodies 320 are matched to enable the whole elevator to pass through the complex road surfaces such as the ditch and the ridge.
Example four
Considering that in the first embodiment, the top plate 100 is lifted by the top plate lifting system 700, the lifting system may cause overall instability due to the raised center of gravity; as shown in fig. 4, in the present embodiment, a substrate expanding assembly 210 is added on the basis of the third embodiment, and the substrate expanding assembly 210 can increase the width of the elevator below the substrate 200 (including the substrate 200) so as to ensure the safety and stability of the elevator.
Further, the base plate 200 is formed by combining 3 plates, the 3 plates are combined by the base plate expanding component 210, and the structure of the base plate expanding component 210 is a telescopic rod.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A lifter comprises a top plate, a top plate lifting system, a base plate supporting device, a power assembly and a control unit,
the top plate is positioned above the base plate and is a carrying platform for people or goods;
the base plate main body is in a plate shape, and the spatial position of the base plate main body is positioned between the top plate and the base plate supporting device, so that the base plate main body plays a role in supporting and positioning other parts of the lifter on the base plate;
the substrate supporting device is in direct contact with the ground and is used for supporting and positioning the substrate and providing a placing space for the top plate lifting system;
the top plate lifting system comprises support columns, a support column splicing assembly, a support column unit accommodating bin, a support column lifting assembly and a top plate balancing assembly;
the supporting column is formed by splicing a plurality of supporting column units, the supporting column is positioned between the top plate and the base plate, the length direction of the supporting column is vertical to the base plate, and one end of the supporting column, which is far away from the base plate, is in ball joint with the top plate;
the support column splicing assembly is used for splicing a plurality of support column units into one support column;
the supporting column unit placing bin is positioned at the bottom of the base plate and used for storing the supporting column unit;
the supporting column lifting assembly plays a role in driving the supporting column to slide along the length direction of the supporting column;
the top plate balancing component comprises a winch and a winch rope and plays a role in maintaining the top plate to be horizontal;
the hoisting device is characterized in that the number of the hoists is 3 or more, the hoists are uniformly distributed on the upper surface of the base plate, the number of the hoisting ropes is the same as that of the hoists, one end of each hoisting rope is wound and positioned on the corresponding hoist, the other end of each hoisting rope is fixed on the top plate, and the hoists are controlled by the control unit to be wound and unwound.
2. The elevator as claimed in claim 1, wherein said elevator is characterized by
The support column unit comprises a column head convex block, a column head groove and a rack;
the main body of the support column unit is cylindrical;
the column head convex block is arranged at one end of the support column unit, the column head groove is arranged at the other end of the support column unit, and the column head convex block and the column head groove can be matched with each other to combine the two support column units into a whole;
the rack is arranged on the side wall of the support column unit, the length direction of the rack is the same as that of the support column unit, and the rack is used for being matched with the support column lifting assembly to lift the support column.
3. The elevator as claimed in claim 1, wherein said elevator is characterized by
The support column splicing component comprises an assembling push rod and a disassembling push rod;
the assembling push rod and the disassembling push rod are telescopic rods;
the assembling push rod is positioned in the support column unit arranging bin and is used for pushing the support column unit out of the support column unit arranging bin;
the axial direction of the disassembly push rod is the same as that of the assembly push rod, and the disassembly push rod is positioned at the bottom of the base plate and used for disassembling the support column unit at the bottommost end of the support column from the support column and pushing the support column unit to the support column arranging bin.
4. The elevator as claimed in claim 1, wherein said elevator is characterized by
The support column unit placing bin comprises a placing bin main body and a material distributing and blocking mechanism;
the mounting bin main body is disc-shaped and can be fixedly connected to the bottom of the substrate in a rotating way;
the material distributing and blocking mechanism is used for separating the supporting column units and further facilitating the assembly and disassembly of the supporting column units, and the material distributing and blocking mechanism is a partition plate uniformly distributed on the arrangement bin main body.
5. The elevator as claimed in claim 4, wherein said elevator is characterized by
The support column unit mounting bin also comprises a mounting bin inlet;
the placing bin inlet can be used for the support column unit to pass through, and an operator of the elevator can improve the limit lifting height of the elevator in a mode of supplementing the support column unit into the support column unit placing bin.
6. The elevator as claimed in claim 2, wherein said elevator is characterized by
The supporting column lifting assembly comprises a guide frame body and a driving gear;
the main body of the guide frame body is in a hollow column shape and is fixed on the substrate, the support column penetrates through the guide frame body, and the guide frame body is used for guiding the movement of the support column;
the driving gear is positioned on the guide frame body, is matched with the rack and is used for driving the support column to move, and the driving gear can rotate under the driving of the power assembly.
7. The elevator as claimed in claim 6, wherein said elevator is characterized by
The supporting column lifting assembly further comprises a driven gear and a damper;
the rotatable fixed connection of driven gear be in the direction framework on, driven gear with rack toothing, the last damping that is provided with of driven gear, the damping plays the effect of providing the resistance for driven gear's rotation, in case drive gear is invalid, driven gear and damping to the decline of support column play the cushioning effect.
8. The elevator as claimed in claim 6, wherein said elevator is characterized by
The support column also comprises a pin hole;
the top plate lifting system also comprises a supporting column locking assembly;
the pin holes are arranged on the side wall of the support column unit, the number of the pin holes is one or more, and the pin holes are used for being matched with the support column locking assembly to position the support column unit;
the support column locking assembly comprises a positioning pin, a pressure spring and a pin pulling assembly;
the positioning pin is positioned on the guide frame body in a sliding mode, and the sliding direction of the positioning pin is the same as the depth direction of the pin hole and matched with the pin hole;
the pressure spring is arranged between the positioning pin and the guide frame body;
the pin pulling assembly has the function of overcoming the elasticity of the pressure spring to drag the positioning pin along the direction far away from the supporting column;
under normal conditions, the pin pulling assembly does not operate, the positioning pin is tightly attached to the supporting column under the action of the elastic force of the pressure spring, the positioning pin can be embedded into the pin hole along with the movement of the supporting column, at the moment, the pin pulling assembly operates to pull the positioning pin out of the pin hole, and after the positioning pin is lower than or higher than the pin hole, the pin pulling assembly stops operating.
9. The elevator as claimed in claim 8, wherein said pin puller assembly is constructed as a combination of a motor, a rope reel and a flexible rope.
10. The elevator as claimed in claim 2, wherein said stud bumps are generally "T" shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110123556.XA CN112919366A (en) | 2021-01-29 | 2021-01-29 | Lifting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110123556.XA CN112919366A (en) | 2021-01-29 | 2021-01-29 | Lifting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112919366A true CN112919366A (en) | 2021-06-08 |
Family
ID=76168408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110123556.XA Withdrawn CN112919366A (en) | 2021-01-29 | 2021-01-29 | Lifting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112919366A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114772517A (en) * | 2022-06-22 | 2022-07-22 | 徐州木牛流马机器人科技有限公司 | Intelligent lifting device |
| CN115788079A (en) * | 2023-02-06 | 2023-03-14 | 山东鼎安升机器人有限公司 | Self-propelled building wallboard installation construction platform |
-
2021
- 2021-01-29 CN CN202110123556.XA patent/CN112919366A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114772517A (en) * | 2022-06-22 | 2022-07-22 | 徐州木牛流马机器人科技有限公司 | Intelligent lifting device |
| CN115788079A (en) * | 2023-02-06 | 2023-03-14 | 山东鼎安升机器人有限公司 | Self-propelled building wallboard installation construction platform |
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Application publication date: 20210608 |
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